Dual +/- 9V Power Supply Design Info
Making a model
LM137 models

NI Forum talks about a problem with the LM137 model
Library of parts from Model author of LM137 model
Another couple of models that could work

Example Power Supply Design 1
Example Power Supply Design 2
Example Power Supply Design 3
Example Power Supply Design 3 additional info
Elexp Dual Power Supply looks good?
after some searching found the supplier and schematic